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| 1 | +#!/bin/python |
| 2 | + |
| 3 | +import os |
| 4 | +from flask import Flask, Response, request, abort, render_template_string, send_from_directory |
| 5 | +import Image |
| 6 | +import StringIO |
| 7 | + |
| 8 | +app = Flask(__name__) |
| 9 | + |
| 10 | +WIDTH = 1000 |
| 11 | +HEIGHT = 800 |
| 12 | + |
| 13 | +TEMPLATE = ''' |
| 14 | +<!DOCTYPE html> |
| 15 | +<html> |
| 16 | +<head> |
| 17 | + <title></title> |
| 18 | + <meta charset="utf-8" /> |
| 19 | + <style> |
| 20 | +body { |
| 21 | + margin: 0; |
| 22 | + background-color: #333; |
| 23 | +} |
| 24 | +.image { |
| 25 | + display: block; |
| 26 | + margin: 2em auto; |
| 27 | + background-color: #444; |
| 28 | + box-shadow: 0 0 10px rgba(0,0,0,0.3); |
| 29 | +} |
| 30 | +img { |
| 31 | + display: block; |
| 32 | +} |
| 33 | + </style> |
| 34 | + <script src="https://code.jquery.com/jquery-1.10.2.min.js" charset="utf-8"></script> |
| 35 | + <script src="http://luis-almeida.github.io/unveil/jquery.unveil.min.js" charset="utf-8"></script> |
| 36 | + <script> |
| 37 | +$(document).ready(function() { |
| 38 | + $('img').unveil(1000); |
| 39 | +}); |
| 40 | + </script> |
| 41 | +</head> |
| 42 | +<body> |
| 43 | + {% for image in images %} |
| 44 | + <a class="image" href="{{ image.src }}" style="width: {{ image.width }}px; height: {{ image.height }}px"> |
| 45 | + <img src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" data-src="{{ image.src }}?w={{ image.width }}&h={{ image.height }}" width="{{ image.width }}" height="{{ image.height }}" /> |
| 46 | + </a> |
| 47 | + {% endfor %} |
| 48 | +</body> |
| 49 | +''' |
| 50 | + |
| 51 | +@app.route('/<path:filename>') |
| 52 | +def image(filename): |
| 53 | + try: |
| 54 | + w = int(request.args['w']) |
| 55 | + h = int(request.args['h']) |
| 56 | + except (KeyError, ValueError): |
| 57 | + return send_from_directory('.', filename) |
| 58 | + |
| 59 | + try: |
| 60 | + im = Image.open(filename) |
| 61 | + im.thumbnail((w, h), Image.ANTIALIAS) |
| 62 | + io = StringIO.StringIO() |
| 63 | + im.save(io, format='JPEG') |
| 64 | + return Response(io.getvalue(), mimetype='image/jpeg') |
| 65 | + |
| 66 | + except IOError: |
| 67 | + abort(404) |
| 68 | + |
| 69 | + return send_from_directory('.', filename) |
| 70 | + |
| 71 | +@app.route('/') |
| 72 | +def index(): |
| 73 | + images = [] |
| 74 | + for root, dirs, files in os.walk('.'): |
| 75 | + for filename in [os.path.join(root, name) for name in files]: |
| 76 | + if not filename.endswith('.jpg'): |
| 77 | + continue |
| 78 | + im = Image.open(filename) |
| 79 | + w, h = im.size |
| 80 | + aspect = 1.0*w/h |
| 81 | + if aspect > 1.0*WIDTH/HEIGHT: |
| 82 | + width = min(w, WIDTH) |
| 83 | + height = width/aspect |
| 84 | + else: |
| 85 | + height = min(h, HEIGHT) |
| 86 | + width = height*aspect |
| 87 | + images.append({ |
| 88 | + 'width': int(width), |
| 89 | + 'height': int(height), |
| 90 | + 'src': filename |
| 91 | + }) |
| 92 | + |
| 93 | + return render_template_string(TEMPLATE, **{ |
| 94 | + 'images': images |
| 95 | + }) |
| 96 | + |
| 97 | +if __name__ == '__main__': |
| 98 | + app.run(host="0.0.0.0", port=3000, debug=True) |
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